6390132 has 48 divisors (see below), whose sum is σ = 17203200. Its totient is φ = 1808352.

The previous prime is 6390127. The next prime is 6390161. The reversal of 6390132 is 2310936.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10369 + ... + 10967.

It is an arithmetic number, because the mean of its divisors is an integer number (358400).

Almost surely, 2^6390132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6390132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8601600).

6390132 is an abundant number, since it is smaller than the sum of its proper divisors (10813068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6390132 is a wasteful number, since it uses less digits than its factorization.

6390132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740 (or 738 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 6390132 is about 2527.8710410146. The cubic root of 6390132 is about 185.5680809284.

It can be divided in two parts, 639013 and 2, that added together give a triangular number (639015 = T₁₁₃₀).

The spelling of 6390132 in words is "six million, three hundred ninety thousand, one hundred thirty-two".